Ajith Kumar ( Tamil: அஜித் குமார்) (born May 1, 1971) is a famous Indian film actor who has appeared in Tamil, Telugu and Hindi movies. Starting his career as a mechanic, Ajith made his acting debut in his only Telugu-language film-to-date, Prema Pustagam in 1992, which was followed by Amaravathi in the following year, his first lead role. After acting in a series of smaller budget films, Ajith was later recognized for his performance an anonymous lover in the award-winning movie Kadhal Kottai. He went on to demonstrate his versatility as an actor by portraying a variety of unique characters.

Ajith received his first Filmfare Best Actor Award for his performance in Vaali in 1999, portraying a double-role. He went on to win two consecutive Filmfare Best Actor Awards — in the 2001 film Citizen, in which he appeared in nine different appearances, and in the 2002 film, Villain, playing twins, one of which had a disability. He was later recognized for his triple role in Varalaru, his biggest grosser to date and for his more sensitive character portrayal in Kireedam. Ajith thus established himself as a leading actor of contemporary Tamil cinema.

In addition to being an actor, Ajith is a race driver, having driven in Formula Three for a season and an active ambassador for the Green Revolution. He is known in the Indian media for publicly speaking his mind and openly expressing his opinions, occasionally surrounding himself with controversy.